Comes in a wide range of protein concentrations (from 35% - 85% protein)
Typically produced through ultrafiltration
WPC
Whey Protein Concentrate
More highly purified
Characterized by its high protein of 90% or more and low levels of carbohydrates and fats
Absorbed very quickly in the body with high utilization, without excess fat and carbohydrates.
WPI
Whey Protein Isolate